﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ConsoleApp4
{
    class compater 
    {
      
        public  void begin()
        {
            Console.WriteLine("电脑已经开机");
        }
        public void end()
        {
            Console.WriteLine("电脑已经关机");
        }
    }


}
